1) The easiest way to write her for free is via the pouch at Dear Elder.com.
Just click on "Write a Letter" and select "Mexico Tuxtla Gutierrez" from the drop down box. Click on the "Write a Missionary" button and then fill in your information and Hermana Jordyn Hansen as the recipient.
Enter your letter in the space provided and click "Send Letter" - it's that easy.
Pouch letters are sent directly to church HQ where they are sent in bulk to the various missions once a week.
2) You can also email Hermana Hansen at email@example.com. Keep in mind if emailing that missionaries only have a short time each P-day to read and respond to emails.
3) Send mail &/or packages directly to her Mission Home exactly as below:
Presidente Arley Hulet George
Attn: Sister Jordyn Kylee Hansen
Mision Mexico Tuxtla Gutierrez
Calle Jazmines #210
Fracc. Los Laureles
Tuxtla Gutierrez, Chiapas, MEXICO
Hermana Hansen's blog is updated and maintained by her mom, Nicole. She can be reached at firstname.lastname@example.org.